Product comparison · 2 laptops

ASUS Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1) vs Lenovo ThinkPad 540 Intel® Core™ i7 i7-4500U

117specifications compared
32differ
85identical
56known for one product only

Key differences

Product colour
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Black, Silver
- ThinkPad 540 Intel® Core™ i7 i7-4500U:Black
Form factor
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Convertible (Detachable)
- ThinkPad 540 Intel® Core™ i7 i7-4500U:Clamshell
Display diagonal
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):29.5 cm (11.6")
- ThinkPad 540 Intel® Core™ i7 i7-4500U:35.6 cm (14")
Processor family
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):Intel® Core™ i5
- ThinkPad 540 Intel® Core™ i7 i7-4500U:Intel® Core™ i7
Processor generation
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):4th gen Intel® Core™ i5
- ThinkPad 540 Intel® Core™ i7 i7-4500U:4th gen Intel® Core™ i7
Processor model
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):i5-4200U
- ThinkPad 540 Intel® Core™ i7 i7-4500U:i7-4500U
Processor boost frequency
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):2.6 GHz
- ThinkPad 540 Intel® Core™ i7 i7-4500U:3 GHz
Processor frequency
- Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1):1.6 GHz
- ThinkPad 540 Intel® Core™ i7 i7-4500U:1.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of TX201LA-DH51T-CA, 540
173 specifications	A ASUS Transformer Book TX201LA-DH51T-CA laptop Intel® Core™ i5 i5-4200U Hybrid (2-in-1) Model TX201LA-DH51T-CA View product	B Lenovo ThinkPad 540 Intel® Core™ i7 i7-4500U Model 540 View product
Design2 differ
Product typeKnown for one	Hybrid (2-in-1)	Unknown — not stated by the source
Product colourDiffers	Black, Silver	Black
Form factorDiffers	Convertible (Detachable)	Clamshell
Display1 differ
Display diagonalDiffers	29.5 cm (11.6")	35.6 cm (14")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	Yes	Yes
HD type	Full HD	Full HD
Panel typeKnown for one	IPS	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-4200U	i7-4500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.6 GHz	3 GHz
Processor frequencyDiffers	1.6 GHz	1.8 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1168	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Core i7-4500 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)	15 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurationsDiffers	1x4, 2x4	2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory slotsKnown for one	Unknown — not stated by the source	1x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storage2 differ
Total storage capacityDiffers	516 GB	256 GB
Storage mediaDiffers	HDD+Flash	SSD
Number of HDDs installed	1	1
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Flash memoryKnown for one	16 GB	Unknown — not stated by the source
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MicroSD (TransFlash)	Unknown — not stated by the source
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4400	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequency	200 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1100 MHz
On-board graphics card DirectX version	12	12
On-board graphics card ID	0xA16	0xA16
Audioidentical
Audio systemKnown for one	ICEpower	Unknown — not stated by the source
Speakers manufacturerKnown for one	Bang & Olufsen	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	1 W
Cameraidentical
Front camera	Yes	Yes
Auto focusKnown for one	Yes	Unknown — not stated by the source
Rear cameraKnown for one	Yes	Unknown — not stated by the source
Rear camera resolution (numeric)Known for one	5 MP	Unknown — not stated by the source
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Ethernet LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
WWANKnown for one	Unknown — not stated by the source	Installed
Ports & interfaces5 differ
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantityDiffers	0	1
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
Micro HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Headphone outputsDiffers	0	1
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Microphone inDiffers	No	Yes
Docking connectorKnown for one	No	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectors	4	4
Number of SATA III connectors	4	4
Performanceidentical
Ambient light sensorKnown for one	Yes	Unknown — not stated by the source
Orientation sensorKnown for one	Yes	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	No	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware Version	9.5	9.5
Intel Rapid Storage Technology	Yes	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Matrix Storage Technology (Intel® MST)Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	VT-x	Unknown — not stated by the source
Processor ARK IDDiffers	75459	75460
Processor codeDiffers	SR170	SR16Z
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery1 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	Unknown — not stated by the source	4
Battery life (max)Known for one	Unknown — not stated by the source	9 h
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Weight & dimensions4 differ
WeightDiffers	1.7 kg	2.36 kg
WidthDiffers	304.9 mm	379 mm
DepthDiffers	193.8 mm	252 mm
HeightDiffers	23.1 mm	22.8 mm
Weight (tablet mode)Known for one	700 g	Unknown — not stated by the source
Width (tablet mode)Known for one	30.5 cm	Unknown — not stated by the source
Depth (tablet mode)Known for one	19.4 cm	Unknown — not stated by the source
Height (tablet mode)Known for one	9.7 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source
3DKnown for one	Unknown — not stated by the source	No

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More laptop comparisons

All laptop comparisons